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    <title>眈眈探求 | 元素导航页</title>
    <meta name="description" content="Nothing seek, nothing find.">
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		    <button id="table" >Nothing</button>
		    <button id="sphere">Seek</button>
		    <button id="helix">Nothing</button>
		    <button id="grid">Find</button>
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		<script>

		    var table = [

		        "H", "Hydrogen", "1.00794", 1, 1,

		        "He", "Helium", "4.002602", 18, 1,

		        "Li", "Lithium", "6.941", 1, 2,

		        "Be", "Beryllium", "9.012182", 2, 2,

		        "B", "Boron", "10.811", 13, 2,

		        "C", "Carbon", "12.0107", 14, 2,

		        "N", "Nitrogen", "14.0067", 15, 2,

		        "O", "Oxygen", "15.9994", 16, 2,

		        "F", "Fluorine", "18.9984032", 17, 2,

		        "Ne", "Neon", "20.1797", 18, 2,

		        "Na", "Sodium", "22.98976...", 1, 3,

		        "Mg", "Magnesium", "24.305", 2, 3,

		        "Al", "Aluminium", "26.9815386", 13, 3,

		        "Si", "Silicon", "28.0855", 14, 3,

		        "P", "Phosphorus", "30.973762", 15, 3,

		        "S", "Sulfur", "32.065", 16, 3,

		        "Cl", "Chlorine", "35.453", 17, 3,

		        "Ar", "Argon", "39.948", 18, 3,

		        "K", "Potassium", "39.948", 1, 4,

		        "Ca", "Calcium", "40.078", 2, 4,

		        "Sc", "Scandium", "44.955912", 3, 4,

		        "Ti", "Titanium", "47.867", 4, 4,

		        "V", "Vanadium", "50.9415", 5, 4,

		        "Cr", "Chromium", "51.9961", 6, 4,

		        "Mn", "Manganese", "54.938045", 7, 4,

		        "Fe", "Iron", "55.845", 8, 4,

		        "Co", "Cobalt", "58.933195", 9, 4,

		        "Ni", "Nickel", "58.6934", 10, 4,

		        "Cu", "Copper", "63.546", 11, 4,

		        "Zn", "Zinc", "65.38", 12, 4,

		        "Ga", "Gallium", "69.723", 13, 4,

		        "Ge", "Germanium", "72.63", 14, 4,

		        "As", "Arsenic", "74.9216", 15, 4,

		        "Se", "Selenium", "78.96", 16, 4,

		        "Br", "Bromine", "79.904", 17, 4,

		        "Kr", "Krypton", "83.798", 18, 4,

		        "Rb", "Rubidium", "85.4678", 1, 5,

		        "Sr", "Strontium", "87.62", 2, 5,

		        "Y", "Yttrium", "88.90585", 3, 5,

		        "Zr", "Zirconium", "91.224", 4, 5,

		        "Nb", "Niobium", "92.90628", 5, 5,

		        "Mo", "Molybdenum", "95.96", 6, 5,

		        "Tc", "Technetium", "(98)", 7, 5,

		        "Ru", "Ruthenium", "101.07", 8, 5,

		        "Rh", "Rhodium", "102.9055", 9, 5,

		        "Pd", "Palladium", "106.42", 10, 5,

		        "Ag", "Silver", "107.8682", 11, 5,

		        "Cd", "Cadmium", "112.411", 12, 5,

		        "In", "Indium", "114.818", 13, 5,

		        "Sn", "Tin", "118.71", 14, 5,

		        "Sb", "Antimony", "121.76", 15, 5,

		        "Te", "Tellurium", "127.6", 16, 5,

		        "I", "Iodine", "126.90447", 17, 5,

		        "Xe", "Xenon", "131.293", 18, 5,

		        "Cs", "Caesium", "132.9054", 1, 6,

		        "Ba", "Barium", "132.9054", 2, 6,

		        "La", "Lanthanum", "138.90547", 4, 9,

		        "Ce", "Cerium", "140.116", 5, 9,

		        "Pr", "Praseodymium", "140.90765", 6, 9,

		        "Nd", "Neodymium", "144.242", 7, 9,

		        "Pm", "Promethium", "(145)", 8, 9,

		        "Sm", "Samarium", "150.36", 9, 9,

		        "Eu", "Europium", "151.964", 10, 9,

		        "Gd", "Gadolinium", "157.25", 11, 9,

		        "Tb", "Terbium", "158.92535", 12, 9,

		        "Dy", "Dysprosium", "162.5", 13, 9,

		        "Ho", "Holmium", "164.93032", 14, 9,

		        "Er", "Erbium", "167.259", 15, 9,

		        "Tm", "Thulium", "168.93421", 16, 9,

		        "Yb", "Ytterbium", "173.054", 17, 9,

		        "Lu", "Lutetium", "174.9668", 18, 9,

		        "Hf", "Hafnium", "178.49", 4, 6,

		        "Ta", "Tantalum", "180.94788", 5, 6,

		        "W", "Tungsten", "183.84", 6, 6,

		        "Re", "Rhenium", "186.207", 7, 6,

		        "Os", "Osmium", "190.23", 8, 6,

		        "Ir", "Iridium", "192.217", 9, 6,

		        "Pt", "Platinum", "195.084", 10, 6,

		        "Au", "Gold", "196.966569", 11, 6,

		        "Hg", "Mercury", "200.59", 12, 6,

		        "Tl", "Thallium", "204.3833", 13, 6,

		        "Pb", "Lead", "207.2", 14, 6,

		        "Bi", "Bismuth", "208.9804", 15, 6,

		        "Po", "Polonium", "(209)", 16, 6,

		        "At", "Astatine", "(210)", 17, 6,

		        "Rn", "Radon", "(222)", 18, 6,

		        "Fr", "Francium", "(223)", 1, 7,

		        "Ra", "Radium", "(226)", 2, 7,

		        "Ac", "Actinium", "(227)", 4, 10,

		        "Th", "Thorium", "232.03806", 5, 10,

		        "Pa", "Protactinium", "231.0588", 6, 10,

		        "U", "Uranium", "238.02891", 7, 10,

		        "Np", "Neptunium", "(237)", 8, 10,

		        "Pu", "Plutonium", "(244)", 9, 10,

		        "Am", "Americium", "(243)", 10, 10,

		        "Cm", "Curium", "(247)", 11, 10,

		        "Bk", "Berkelium", "(247)", 12, 10,

		        "Cf", "Californium", "(251)", 13, 10,

		        "Es", "Einstenium", "(252)", 14, 10,

		        "Fm", "Fermium", "(257)", 15, 10,

		        "Md", "Mendelevium", "(258)", 16, 10,

		        "No", "Nobelium", "(259)", 17, 10,

		        "Lr", "Lawrencium", "(262)", 18, 10,

		        "Rf", "Rutherfordium", "(267)", 4, 7,

		        "Db", "Dubnium", "(268)", 5, 7,

		        "Sg", "Seaborgium", "(271)", 6, 7,

		        "Bh", "Bohrium", "(272)", 7, 7,

		        "Hs", "Hassium", "(270)", 8, 7,

		        "Mt", "Meitnerium", "(276)", 9, 7,

		        "Ds", "Darmstadium", "(281)", 10, 7,

		        "Rg", "Roentgenium", "(280)", 11, 7,

		        "Cn", "Copernicium", "(285)", 12, 7,

		        "Uut", "Unutrium", "(284)", 13, 7,

		        "Fl", "Flerovium", "(289)", 14, 7,

		        "Uup", "Ununpentium", "(288)", 15, 7,

		        "Lv", "Livermorium", "(293)", 16, 7,

		        "Uus", "Ununseptium", "(294)", 17, 7,

		        "Uuo", "Ununoctium", "(294)", 18, 7

		    ];



		    var camera, scene, renderer;

		    var controls;



		    var objects = [];

		    var targets = { table: [], sphere: [], helix: [], grid: [] };



		    init();

		    animate();



		    function init() {



		        camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 10000 );

		        camera.position.z = 3000;



		        scene = new THREE.Scene();



		        // table



		        for ( var i = 0; i < table.length; i += 5 ) {



		            var element = document.createElement( 'div' );

		            element.className = 'element';

		            element.style.backgroundColor = 'rgba(0,127,127,' + ( Math.random() * 0.5 + 0.25 ) + ')';



		            var number = document.createElement( 'div' );

		            number.className = 'number';

		            number.textContent = (i/5) + 1;

		            element.appendChild( number );



		            var symbol = document.createElement( 'div' );

		            symbol.className = 'symbol';

		            symbol.textContent = table[ i ];

		            element.appendChild( symbol );



		            var details = document.createElement( 'div' );

		            details.className = 'details';

		            details.innerHTML = table[ i + 1 ] + '<br>' + table[ i + 2 ];

		            element.appendChild( details );



		            var object = new THREE.CSS3DObject( element );

		            object.position.x = Math.random() * 4000 - 2000;

		            object.position.y = Math.random() * 4000 - 2000;

		            object.position.z = Math.random() * 4000 - 2000;

		            scene.add( object );



		            objects.push( object );



		            //



		            var object = new THREE.Object3D();

		            object.position.x = ( table[ i + 3 ] * 140 ) - 1330;

		            object.position.y = - ( table[ i + 4 ] * 180 ) + 990;



		            targets.table.push( object );



		        }



		        // sphere



		        var vector = new THREE.Vector3();



		        for ( var i = 0, l = objects.length; i < l; i ++ ) {



		            var phi = Math.acos( -1 + ( 2 * i ) / l );

		            var theta = Math.sqrt( l * Math.PI ) * phi;



		            var object = new THREE.Object3D();



		            object.position.x = 800 * Math.cos( theta ) * Math.sin( phi );

		            object.position.y = 800 * Math.sin( theta ) * Math.sin( phi );

		            object.position.z = 800 * Math.cos( phi );



		            vector.copy( object.position ).multiplyScalar( 2 );



		            object.lookAt( vector );



		            targets.sphere.push( object );



		        }



		        // helix



		        var vector = new THREE.Vector3();



		        for ( var i = 0, l = objects.length; i < l; i ++ ) {



		            var phi = i * 0.175 + Math.PI;



		            var object = new THREE.Object3D();



		            object.position.x = 900 * Math.sin( phi );

		            object.position.y = - ( i * 8 ) + 450;

		            object.position.z = 900 * Math.cos( phi );



		            vector.x = object.position.x * 2;

		            vector.y = object.position.y;

		            vector.z = object.position.z * 2;



		            object.lookAt( vector );



		            targets.helix.push( object );



		        }



		        // grid



		        for ( var i = 0; i < objects.length; i ++ ) {



		            var object = new THREE.Object3D();



		            object.position.x = ( ( i % 5 ) * 400 ) - 800;

		            object.position.y = ( - ( Math.floor( i / 5 ) % 5 ) * 400 ) + 800;

		            object.position.z = ( Math.floor( i / 25 ) ) * 1000 - 2000;



		            targets.grid.push( object );



		        }



		        //



		        renderer = new THREE.CSS3DRenderer();

		        renderer.setSize( window.innerWidth, window.innerHeight );

		        renderer.domElement.style.position = 'absolute';

		        document.getElementById( 'container' ).appendChild( renderer.domElement );



		        //



		        controls = new THREE.TrackballControls( camera, renderer.domElement );

		        controls.rotateSpeed = 0.5;

		        controls.minDistance = 500;

		        controls.maxDistance = 6000;

		        controls.addEventListener( 'change', render );



		        var button = document.getElementById( 'table' );

		        button.addEventListener( 'click', function ( event ) {



		            transform( targets.table, 2000 );



		        }, false );



		        var button = document.getElementById( 'sphere' );

		        button.addEventListener( 'click', function ( event ) {



		            transform( targets.sphere, 2000 );



		        }, false );



		        var button = document.getElementById( 'helix' );

		        button.addEventListener( 'click', function ( event ) {



		            transform( targets.helix, 2000 );



		        }, false );



		        var button = document.getElementById( 'grid' );

		        button.addEventListener( 'click', function ( event ) {



		            transform( targets.grid, 2000 );



		        }, false );



		        transform( targets.table, 5000 );



		        //



		        window.addEventListener( 'resize', onWindowResize, false );



		    }



		    function transform( targets, duration ) {



		        TWEEN.removeAll();



		        for ( var i = 0; i < objects.length; i ++ ) {



		            var object = objects[ i ];

		            var target = targets[ i ];



		            new TWEEN.Tween( object.position )

		                .to( { x: target.position.x, y: target.position.y, z: target.position.z }, Math.random() * duration + duration )

		                .easing( TWEEN.Easing.Exponential.InOut )

		                .start();



		            new TWEEN.Tween( object.rotation )

		                .to( { x: target.rotation.x, y: target.rotation.y, z: target.rotation.z }, Math.random() * duration + duration )

		                .easing( TWEEN.Easing.Exponential.InOut )

		                .start();



		        }



		        new TWEEN.Tween( this )

		            .to( {}, duration * 2 )

		            .onUpdate( render )

		            .start();



		    }



		    function onWindowResize() {



		        camera.aspect = window.innerWidth / window.innerHeight;

		        camera.updateProjectionMatrix();



		        renderer.setSize( window.innerWidth, window.innerHeight );



		        render();



		    }



		    function animate() {



		        requestAnimationFrame( animate );



		        TWEEN.update();



		        controls.update();



		    }



		    function render() {
		        renderer.render( scene, camera );
		    }



		</script>

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